1.8MM CS X 3.75MM ID BLACK BUNA 70D

Part number H1.8X3.75 is a black Buna-N (Nitrile) 70 Shore A O-Ring measuring an inside diameter of 3.75 mm (0.148 in), a cross section of 1.8 mm (0.071 in), and an outside diameter of 7.35 mm (0.29 in). An o-ring remains the most cost-effective sealing element available for pressurized assemblies.

Buna-N (Nitrile) offers an economical choice for high-volume maintenance programs, reliable performance in both static and dynamic service. This material stands up to many alcohols, greases and lubricants, and water. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). Exposure to automotive brake fluid or polar solvents will shorten service life.

Maintenance and OEM teams specify it across agricultural equipment, fluid power, and automotive.

Stocked as H1.8X3.75 and sold individually. Unit weight is approximately 0.058 g. Review your operating media and conditions against this specification before installation.